# AMS Optics vs AP

The clearest difference is update cadence: AP at every 2 months against AMS Optics's every 4 months. AMS Optics's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AMS Optics ships an update every 4 months, AP every 2 months. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | AMS Optics | AP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ams-optics/id1081605344/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 78 MB | 20 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Emerson Process Management](https://appshunter.io/developer/561985742) | [北京淳中科技股份有限公司](https://appshunter.io/developer/1332911205) |

## What reviewers say

### AMS Optics

[App page](https://appshunter.io/ios/app/ams-optics/id1081605344)

Monitor facility asset health remotely with real-time notifications, analysis tools, and communication features. Track CMMS requests, view historical data, and access documents for informed decision-making.

**Highlights:** Real-time asset health notifications, Diagnostic and prognostic analysis tools, Modern communication for decision making, CMMS request creation and tracking, Historical trending of health data, QR code asset identification

**Features:** macOS Compatibility

**In-app purchases:** none


### AP

[App page](https://appshunter.io/ios/app/ap-v4/id1462614404)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AMS Optics free?

AMS Optics is free to download, with no in-app purchases.

### Is AP free?

AP is free to download, with no in-app purchases.

### Do AMS Optics or AP have ads?

Neither AMS Optics nor AP shows ads.

### Which is updated more often, AMS Optics or AP?

AMS Optics ships an update every 4 months, and AP every 2 months. Most recently, AMS Optics was updated on June 1, 2026 and AP on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*